CVE-2017-6349
Published: August 31, 2023Last modified: August 31, 2023
Description
An integer overflow at a u_read_undo memory allocation site would occur for vim before patch 8.0.0377, if it does not properly validate values for tree length when reading a corrupted undo file, which may lead to resultant buffer overflows.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 9.8 |
| Attack Vector | NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | vim | Not affected (9.0.0999-r0) |
| Stream | vim | Not affected (9.0.1676-r0) |
References
- http://www.securityfocus.com/bid/96451
- http://www.securitytracker.com/id/1037949
- https://github.com/vim/vim/commit/3eb1637b1bba19519885dd6d377bd5596e91d22c
- https://groups.google.com/forum/#!topic/vim_dev/LAgsTcdSfNA
- https://groups.google.com/forum/#!topic/vim_dev/QPZc0CY9j3Y
- https://groups.google.com/forum/#%21topic/vim_dev/LAgsTcdSfNA
- https://groups.google.com/forum/#%21topic/vim_dev/QPZc0CY9j3Y
- https://security.gentoo.org/glsa/201706-26
- https://usn.ubuntu.com/4309-1/